mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-10 15:55:37 +00:00
35 lines
603 B
Plaintext
35 lines
603 B
Plaintext
|
AC_DEFUN([AX_GCC_OPTION], [
|
||
|
|
AC_REQUIRE([AC_PROG_CC])
|
||
|
|
|
||
|
|
AC_MSG_CHECKING([if gcc accepts $1 option])
|
||
|
|
|
||
|
|
AS_IF([ test "x$GCC" = "xyes" ],[
|
||
|
|
AS_IF([ test -z "$3" ],[
|
||
|
|
ax_gcc_option_test="int main()
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}"
|
||
|
|
],[
|
||
|
|
ax_gcc_option_test="$3"
|
||
|
|
])
|
||
|
|
|
||
|
|
# Dump the test program to file
|
||
|
|
cat <<EOF > conftest.c
|
||
|
|
$ax_gcc_option_test
|
||
|
|
EOF
|
||
|
|
|
||
|
|
# Dump back the file to the log, useful for debugging purposes
|
||
|
|
AC_TRY_COMMAND(cat conftest.c 1>&AS_MESSAGE_LOG_FD)
|
||
|
|
|
||
|
|
AS_IF([ AC_TRY_COMMAND($CC $2 $1 -c conftest.c 1>&AS_MESSAGE_LOG_FD) ],[
|
||
|
|
AC_MSG_RESULT([yes])
|
||
|
|
$4
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT([no])
|
||
|
|
$5
|
||
|
|
])
|
||
|
|
],[
|
||
|
|
AC_MSG_RESULT([no gcc available])
|
||
|
|
])
|
||
|
|
])
|